app/src/main/webapp/roller-ui/authoring/editors/xinha-1.5.1/plugins/InsertAnchor/insert-anchor.css

a.anchor {
  width: 18px;
  height: 18px;
  /*
  background-image: url(img/insert-anchor.gif);
  background-repeat: no-repeat;
  background-position: left top;
  border: 1px dotted blue;
  */
}